CVE-2023-50308

Name: CVE-2023-50308
Creator: NVD / NIST
Published: 2024-01-22T19:15:09.003+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.77%

Last modified Jun 17, 2026

CVE-2023-50308 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables. IBM X-Force ID: 273393.. EPSS estimates a 0.77% chance of exploitation in the next 30 days.

Description

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables. IBM X-Force ID: 273393.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.77%

51.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Ibm	Db2	< 11.5.9

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/273393VDB Entry, Vendor Advisory
https://security.netapp.com/advisory/ntap-20240307-0001/
https://www.ibm.com/support/pages/node/7105506Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/273393VDB Entry, Vendor Advisory
https://security.netapp.com/advisory/ntap-20240307-0001/
https://www.ibm.com/support/pages/node/7105506Patch, Vendor Advisory

Timeline

Published: Jan 22, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-50308?

How severe is CVE-2023-50308?

CVE-2023-50308 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.77% probability of exploitation in the next 30 days.

How do I fix CVE-2023-50308?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-50308?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST